Search dm+d | Analyse prescribing for this drug | See prices paid for this drug and its variants
| Name | Nitrous oxide 50% / Oxygen 50% |
| BNF code | 1501020R0AAAHAH |
| Virtual Therapeutic Moiety | Nitrous oxide + Oxygen |
| Basis of preferred name | Other |
| Prescribing status | Valid as a prescribable product |
| Sugar free | ✗ |
| Gluten free | ✗ |
| Preservative free | ✗ |
| CFC free | ✗ |
| Dose form | Not applicable |
| Virtual Product Ingredient | |
|---|---|
| Ingredient | Oxygen |
| Basis of pharmaceutical strength | Based on Ingredient Substance |
| Strength value numerator | 500.000 |
| Strength value numerator unit | ml |
| Strength value denominator | 1.000 |
| Strength value denominator unit | litre |
| Virtual Product Ingredient | |
| Ingredient | Nitrous oxide |
| Basis of pharmaceutical strength | Based on Ingredient Substance |
| Strength value numerator | 500.000 |
| Strength value numerator unit | ml |
| Strength value denominator | 1.000 |
| Strength value denominator unit | litre |
| Ontology Drug Form & Route | |
| Form & Route | gasinhalation.inhalation |
| Dose Form | |
| Formulation | Inhalation gas |
| Drug Route | |
| Route | Inhalation |
| Controlled Drug Prescribing Information | |
| Controlled Drug category | Schedule 5 (CD Inv) |
| Date of applicability | 8 Nov 2023 |
| Previous Controlled Drug information | No Controlled Drug Status |
| Actual Medicinal Products | |
| Entonox cylinders size D (BOC Ltd) | |
| Entonox cylinders size EA with integral headset (BOC Ltd) | |
| Entonox cylinders size ED with integral headset (BOC Ltd) | |
| Entonox cylinders size EW (BOC Ltd) | |
| Entonox cylinders size EX with integral headset (BOC Ltd) | |
| Entonox cylinders size F (BOC Ltd) | |
| Entonox cylinders size G (BOC Ltd) | |
| Virtual Medicinal Product Packs | |
| Nitrous oxide 50% / Oxygen 50% 10600 litre | |
| Nitrous oxide 50% / Oxygen 50% 14500 litre | |
| Nitrous oxide 50% / Oxygen 50% 16275 litre | |
| Nitrous oxide 50% / Oxygen 50% 2000 litre | |
| Nitrous oxide 50% / Oxygen 50% 210 litre | |
| Nitrous oxide 50% / Oxygen 50% 2120 litre | |
| Nitrous oxide 50% / Oxygen 50% 2200 litre | |
| Nitrous oxide 50% / Oxygen 50% 2730 litre | |
| Nitrous oxide 50% / Oxygen 50% 2900 litre | |
| Nitrous oxide 50% / Oxygen 50% 290 litre | |
| Nitrous oxide 50% / Oxygen 50% 3500 litre | |
| Nitrous oxide 50% / Oxygen 50% 350 litre | |
| Nitrous oxide 50% / Oxygen 50% 3970 litre | |
| Nitrous oxide 50% / Oxygen 50% 420 litre | |
| Nitrous oxide 50% / Oxygen 50% 5000 litre | |
| Nitrous oxide 50% / Oxygen 50% 500 litre | |
| Nitrous oxide 50% / Oxygen 50% 580 litre | |
| Nitrous oxide 50% / Oxygen 50% 700 litre | |
| Nitrous oxide 50% / Oxygen 50% 794 litre | |
dm+d data retrieved from TRUD: release NHSBSA_11.0.0_20251103000001, imported on 4th November 2025 at 04:00:10.